... medium duty hydraulic applications.Low friction,abrasion and extrusion resisyance. KR is a double-acting piston sealing set for housings. It ... with rectangular cross-section made of an NBR elastomer. The KR profile is suitable for use in all standard indus­trial ... : PU-92 Shore A, NBR-75 ShoreA Piston compact seal (KR)

... curve roller column in this operational case. In KR,KR...PP curve rollers,the rolling needles are guided ... the bigger grease storage space inside the bearing.KR...PP curve roller is of contacting sealing ... PP curve rollers have the same structures as KR,KR...PP type but they are complement filled with ... lower speed.They should be lubricated very often.KR: Curve rollers radically guided by the retaining ...